DA SILVA, A. 2014. ANGSTROM-PRESCOTT COEFFICIENTS AND ITS INFLUENCE ON SOLAR RADIATION AND ETO IN THE BEBEDOUROIRRIGATION PERIMETER, PETROLINA-PE. Revista Brasileira de Engenharia de Biossistemas. 8, 4 (Dec. 2014), 333–342. DOI:https://doi.org/10.18011/bioeng2014v8n4p333-342.